--- "Justin C. Sherrill" <[EMAIL PROTECTED]> wrote:
> On Mon, June 19, 2006 10:08 am, Dimitri Kovalov wrote: > > I have a test application that loads a database with > about > > 20K records. Just sequential writes and I get very > strange > > results. With 1 CPU it take :49 and with 2 cpu it take > > 2:55. Is this possible? Its a slow disk but I surprized > by > > results. > > MySQL performance is historically poorer under FreeBSD, > and we probably > inherited the general malaise. (Note I'm saying that > without benchmarking > it myself...) You may want to look at: > > http://software.newsforge.com/article.pl?sid=04/12/27/1243207 > http://www.mysqlperformanceblog.com/2006/06/15/freebsd-tests/ > http://wikitest.freebsd.org/MySQL > > Interestingly, that second link shows much better results > with a > 4BSD-style scheduler, which is what we pretty much have > now. > > I was more concerned with the difference between one cpu and two. But I don't know what happened. Now I'm getting :49 for 1 cpu and 1:01 for 2, which is more right for me. Dimitri __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com
